package com.cyx.mapper;

import com.cyx.anno.LogOperation;
import com.cyx.pojo.Dept;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface DeptMapper {

    // 方式一 手动结果映射
//    @Results({
//        @Result(column = "create_time", property = "createTime"),
//        @Result(column = "update_time", property= "updateTime")
//    })
    // 方式二 起别名
    /**
     * 查询所有的部门数据
     *
     */
    //@Select("select id,name,create_time createTime,update_time updateTime from dept order by update_time desc;")
    @Select("select id,name,create_time,update_time from dept order by update_time desc;")
    List<Dept> findAll();

    /**
     * 根据id删除部门
     *
     */
    @LogOperation
    @Delete("delete from dept where id = #{id}")
    void deleteById(Integer id);

    /**
     * 添加部门
     *
     */
    @LogOperation
    @Insert("insert into dept(name, create_time, update_time) values(#{name},#{createTime},#{updateTime})")
    void insert(Dept dept);

    /**
     * 根据id查询单个部门数据
     *
     */
    @Select("select id, name, create_time, update_time from dept where id = #{id}")
    Dept getById(Integer id);

    @LogOperation
    @Update("update dept set name=#{name},update_time=#{updateTime} where id = #{id};")
    void update(Dept dept);
}
